{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006642","490:4900005120","490:4900002336","490:4900005249","490:4900002044","470:4700004449","493:4930004566","490:4900005117","490:4900003606","466:4660000719","481:4810004064","490:4900005271","490:4900001225","490:4900004698","490:4900002504","496:4960007604","479:4790001359","490:4900005916","490:4900002931","490:4900001043","490:4900005253","490:4900004026","490:4900007259","490:4900003590","490:4900006040"],"twin_admin_codes":[490,490,490,490,490,470,493,490,490,466,481,490,490,490,490,496,479,490,490,490,490,490,490,490,490],"twin_sims":[0.35533361473824554,0.33183660664721815,0.24468621896509965,0.22388800310937632,0.17891942597188606,0.17738479381513894,0.17651567739291557,0.17496664891985547,0.1743695195076944,0.16977020210726312,0.16423349835059212,0.1623755602181657,0.15782445174647544,0.15712305912295185,0.15550760114246656,0.15328611056004823,0.14541251730057406,0.14316151769259625,0.1420081678635144,0.14126127053167287,0.13771368046243077,0.12402119297181113,0.1231141578455308,0.12001592030147457,0.11765062027990932],"twin_dists":[0.1868296002895002,0.19290734445350108,0.21792448476244938,0.22469482455033665,0.24093868165029458,0.2415409841738957,0.24188373342907768,0.24249760708906395,0.2427352816979473,0.24458573011743553,0.24686172033157164,0.24763787709866403,0.24956672345845402,0.24986757556090913,0.2505642513605019,0.25153098116251443,0.25504258508480016,0.2560722979346333,0.25660455819000166,0.2569509618522544,0.25861519785098025,0.26535762625507037,0.2658238087689757,0.2674361917562239,0.26868868172654786],"n_dims_used":45,"mean_confidence":0.9048084682888455},"coverage":{"mean_confidence":0.9048084682888455,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}